* American Numismatic Association * Brooklyn Chamber of Commerce * Consolidated Jewelers Association of Greater New York * Estate Jewelers Association of America * Gemological Institute of America Alumni & Associates * Manhattan Chamber of Commerce * National Association of Professional Appraisers * Society for Professional Watchmakers * New York City Business Improvement District * New York City Police Athletic League * Jewelers of America * Diamond Council of America * Queens Chamber of Commerce * Jewelers Vigilance Committee * Jewelers Security Alliance * Washington Heights Chamber of Commerce
